diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 4ceb6bb..4a6a2a7 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -9,7 +9,7 @@ on:
     - cron: '30 06 * * 6'
 
 env:
-  GO_VERSION: 1.25.7
+  GO_VERSION: 1.26.0
 
 jobs:
   analyze:
diff --git a/.github/workflows/func-tests.yml b/.github/workflows/func-tests.yml
index 8579bb7..e2ee80e 100644
--- a/.github/workflows/func-tests.yml
+++ b/.github/workflows/func-tests.yml
@@ -9,7 +9,7 @@ on:
     - cron: '30 06 * * *'
 
 env:
-  GO_VERSION: 1.25.7
+  GO_VERSION: 1.26.0
   GOEXPERIMENT: jsonv2
   DOCKER_API_VERSION: 1.45
 
diff --git a/.github/workflows/golangci-lint.yml b/.github/workflows/golangci-lint.yml
index 1f41444..95ce02e 100644
--- a/.github/workflows/golangci-lint.yml
+++ b/.github/workflows/golangci-lint.yml
@@ -7,7 +7,7 @@ on:
     branches: [ master ]
 
 env:
-  GO_VERSION: 1.25.7
+  GO_VERSION: 1.26.0
   GOEXPERIMENT: jsonv2
 
 permissions:
@@ -25,4 +25,4 @@ jobs:
       - name: golangci-lint
         uses: golangci/golangci-lint-action@v9.2.0
         with:
-          version: v2.6
+          version: v2.9
diff --git a/.github/workflows/jepsen-cluster-tests.yml b/.github/workflows/jepsen-cluster-tests.yml
index 781f70b..3a07606 100644
--- a/.github/workflows/jepsen-cluster-tests.yml
+++ b/.github/workflows/jepsen-cluster-tests.yml
@@ -5,7 +5,7 @@ on:
     - cron: '30 06 * * *'
 
 env:
-  GO_VERSION: 1.25.7
+  GO_VERSION: 1.26.0
   GOEXPERIMENT: jsonv2
 
 jobs:
diff --git a/.github/workflows/jepsen-sentinel-tests.yml b/.github/workflows/jepsen-sentinel-tests.yml
index 3b85dd8..2991c89 100644
--- a/.github/workflows/jepsen-sentinel-tests.yml
+++ b/.github/workflows/jepsen-sentinel-tests.yml
@@ -5,7 +5,7 @@ on:
     - cron: '30 06 * * *'
 
 env:
-  GO_VERSION: 1.25.7
+  GO_VERSION: 1.26.0
   GOEXPERIMENT: jsonv2
 
 jobs:
diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 1634e26..bfbd3d0 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -8,7 +8,7 @@ on:
     branches: [ master ]
 
 env:
-  GO_VERSION: 1.25.7
+  GO_VERSION: 1.26.0
   GOEXPERIMENT: jsonv2
 
 jobs:
diff --git a/Makefile b/Makefile
index 3f74e34..57af6f4 100644
--- a/Makefile
+++ b/Makefile
@@ -10,7 +10,7 @@ format:
 	goimports -w `find . -name '*.go'`
 
 lint:
-	docker run --rm -v ${CURDIR}:/app -w /app golangci/golangci-lint:v2.6-alpine golangci-lint run -v
+	docker run --rm --env GOEXPERIMENT=jsonv2 -v ${CURDIR}:/app -w /app golangci/golangci-lint:v2.9-alpine golangci-lint run -v
 
 unittests:
 	go test ./cmd/... ./internal/...
diff --git a/README.md b/README.md
index af3749f..0060c79 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ It uses a patched valkey version to make a cluster or sentinel-like setup less p
 
 ## Try it out
 
-* You will need a linux vm with gnu make, docker, docker compose and go >=1.25 installed.
+* You will need a linux vm with gnu make, docker, docker compose and go >=1.26 installed.
 * Use `make start_sentinel_env` to start an environment with senticache
 * Or `make start_cluster_env` to start an environment with single shard of clustered setup
 * Run `make clean` to drop containers and network
diff --git a/go.mod b/go.mod
index 6d85a75..1926d91 100644
--- a/go.mod
+++ b/go.mod
@@ -1,8 +1,6 @@
 module github.com/yandex/rdsync
 
-go 1.25.0
-
-toolchain go1.25.7
+go 1.26.0
 
 require (
 	github.com/cenkalti/backoff/v4 v4.3.0
@@ -54,7 +52,7 @@ require (
 	go.opentelemetry.io/otel/exporters/otlp/otlptrace/otlptracehttp v1.22.0 // indirect
 	go.opentelemetry.io/otel/metric v1.40.0 // indirect
 	go.opentelemetry.io/otel/trace v1.40.0 // indirect
-	golang.org/x/sys v0.40.0 // indirect
+	golang.org/x/sys v0.41.0 // indirect
 	google.golang.org/genproto/googleapis/api v0.0.0-20240814211410-ddb44dafa142 // indirect
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect
diff --git a/go.sum b/go.sum
index 89b496b..bc2cc99 100644
--- a/go.sum
+++ b/go.sum
@@ -147,8 +147,8 @@ go.yaml.in/yaml/v3 v3.0.4 h1:tfq32ie2Jv2UxXFdLJdh3jXuOzWiL1fo0bu/FbuKpbc=
 go.yaml.in/yaml/v3 v3.0.4/go.mod h1:DhzuOOF2ATzADvBadXxruRBLzYTpT36CKvDb3+aBEFg=
 golang.org/x/net v0.48.0 h1:zyQRTTrjc33Lhh0fBgT/H3oZq9WuvRR5gPC70xpDiQU=
 golang.org/x/net v0.48.0/go.mod h1:+ndRgGjkh8FGtu1w1FGbEC31if4VrNVMuKTgcAAnQRY=
-golang.org/x/sys v0.40.0 h1:DBZZqJ2Rkml6QMQsZywtnjnnGvHza6BTfYFWY9kjEWQ=
-golang.org/x/sys v0.40.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
+golang.org/x/sys v0.41.0 h1:Ivj+2Cp/ylzLiEU89QhWblYnOE9zerudt9Ftecq2C6k=
+golang.org/x/sys v0.41.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
 golang.org/x/text v0.32.0 h1:ZD01bjUt1FQ9WJ0ClOL5vxgxOI/sVCNgX1YtKwcY0mU=
 golang.org/x/text v0.32.0/go.mod h1:o/rUWzghvpD5TXrTIBuJU77MTaN0ljMWE47kxGJQ7jY=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4 h1:SvFZT6jyqRaOeXpc5h/JSfZenJ2O330aBsf7JfSUXmQ=